body,
ul,
li,
ol,
h1,
h2,
h3,
h4,
h5,
h6,
input,
textarea,
select,
p,
dl,
dt,
dd,
a,
img,
button,
form,
table,
th,
tr,
td,
tbody,
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    box-sizing: border-box;
}

.h,
.top_t,
.botton_all,
.w,
.nith,
.lianxi,
.react {
    width: 1200px;
    margin: 0px auto;
}

.h li,
.t ul li,
.top_l li,
.b_l,
.foot_botton .botton_all .b_r li,
.wr li,
.wl,
.nith li,
.nav_lianxi li,
.rea_l,
.er li {
    float: left;
}

.nav_lianxi {
    width: 100%;
    height: 70px;
    line-height: 70px;
    border-bottom: 1px solid #dddddd;
}

.nav_lianxi li {
    width: 105px;
    text-align: center;
}

.nav_lianxi li:first-child {
    color: #009bd9;
    border-bottom: 2px solid #009bd9;
}

.w {
    height: 90px;
    line-height: 90px;
    color: #000;
    font-weight: bold;
}

.wr {
    float: right;
    width: 450px;
}

.wr li {
    width: 50px;
    height: 70px;
    margin: 0px 12px;
}

.foot_top {
    height: 260px;
    margin-top: 90px;
    background-color: #333f50;
}

.top_l li {
    margin: 30px;
}

.top_r {
    float: right;
    margin: 60px 0px;
}

dt {
    margin: 30px auto;
    color: #eeeeee;
}

dt,
.topr_b p {
    font-size: 22px;
}

.topr_b p {
    margin: 15px auto;
}

dd {
    line-height: 25px;
}

.foot_botton {
    height: 65px;
    line-height: 65px;
    background-color: #00b0f0;
}

.botton_all {
    color: #fff;
    height: 65px;
    position: relative;
}

.foot_botton .botton_all .b_r {
    position: absolute;
    left: 1000px;
}

.foot_botton .botton_all .b_r li {
    width: 50px;
}
.wr ul li:nth-child(5) {
    border-bottom: 2px solid #009bd9;
}

.wr ul li:nth-child(5) a:nth-child(1) {
    color: #009bd9;
}

.react {
    height: 475px;
    margin-top: 90px;
    border: 1px solid #dddddd;
}

.rea_l img {
    margin: 8px;
}

.rea_r {
    float: right;
    width: 512px;
    text-align: left;
}

.rea_r p {
    color: #555555;
    font-size: 22px;
    margin: 50px auto 30px;
}

.rea_r li {
    margin: 10px auto;
}

.er li {
    width: 130px;
    height: 130px;
    border: 1px solid #dddddd;
    margin: 30px auto 0px;
}

.er li img {
    margin: 10px;
}

.er li:first-child {
    margin-right: 20px;
}

.er .er_p {
    font-size: 14px;
    margin: 20px auto;
    text-align: center;
}